package com.shaokel.vod.service.impl;

import com.aliyun.vod.upload.impl.UploadVideoImpl;
import com.aliyun.vod.upload.req.UploadStreamRequest;
import com.aliyun.vod.upload.resp.UploadStreamResponse;
import com.aliyuncs.DefaultAcsClient;
import com.aliyuncs.vod.model.v20170321.DeleteVideoRequest;
import com.shaokel.commonutils.ReturnResult;
import com.shaokel.exception.shaokelException;
import com.shaokel.vod.service.VodService;
import com.shaokel.vod.utils.ConstantVoUtils;
import com.shaokel.vod.utils.InitVodCilent;

import org.apache.commons.lang.StringUtils;
import org.springframework.stereotype.Service;
import org.springframework.web.multipart.MultipartFile;

import java.io.InputStream;
import java.util.List;

/**
 * @author 少丶客
 * @ClassName VodServiceImpl
 * @Description TODO
 * @Date 2020/6/8 18:04
 * @Vesion 1.0
 */
@Service
public class VodServiceImpl implements VodService {

    //批量删除视频
    @Override
    public void deleteBatch(List<String> videoIdList) {
        try{
            //初始化对象
            DefaultAcsClient client = InitVodCilent.initVodClient(ConstantVoUtils.ACCESS_KEY_ID, ConstantVoUtils.ACCESS_KEY_SECRET);
            //创建删除视频request对象
            DeleteVideoRequest request = new DeleteVideoRequest();

            String videoIds = StringUtils.join(videoIdList.toArray(),",");

            //向request设置视频id
            request.setVideoIds(videoIds);
            //调用初始化对象的方法实现删除
            client.getAcsResponse(request);
        }catch(Exception e){
            e.printStackTrace();
            throw new shaokelException(20001,"删除视频失败");
        }
    }

    //上传视频
    @Override
    public String uploadAlyiVideo(MultipartFile file) {
        try {
            //fileName：上传文件原始名称
            // abc.mp4
            String fileName = file.getOriginalFilename();
            //title：上传之后显示名称
            String title = fileName.substring(0, fileName.lastIndexOf("."));
            //inputStream：上传文件输入流
            InputStream inputStream = file.getInputStream();
            UploadStreamRequest request = new UploadStreamRequest(ConstantVoUtils.ACCESS_KEY_ID,ConstantVoUtils.ACCESS_KEY_SECRET, title, fileName, inputStream);

            UploadVideoImpl uploader = new UploadVideoImpl();
            UploadStreamResponse response = uploader.uploadStream(request);

            String videoId = null;
                if (response.isSuccess()) {
                videoId = response.getVideoId();
            } else { //如果设置回调URL无效，不影响视频上传，可以返回VideoId同时会返回错误码。其他情况上传失败时，VideoId为空，此时需要根据返回错误码分析具体错误原因
                videoId = response.getVideoId();
            }
            System.out.println("1");
            return videoId;
        }catch(Exception e) {
            e.printStackTrace();
            return null;
        }
    }
}